(:*******************************************************:)
(: Test: K2-SeqExprCast-54                               :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:21+01:00                       :)
(: Purpose: The minus sign is allowed unsignedShort. S4S is considered normative, and WXS 1.1 adjusted the prose to say the same. :)
(:*******************************************************:)
xs:unsignedShort("-0")